int32_t OMXImplWVClassic::HandlePrepareDecodeBuffer(
OMX_BUFFERHEADERTYPE *buffer, buffer_retain_t *retain, VideoDecodeBuffer *p)
{
if (buffer == NULL || p == NULL)
{
return OMXDRM_ERROR_INV_ARG ;
}
IMRDataBuffer *imrBuffer = (IMRDataBuffer *)buffer->pBuffer;
if (imrBuffer->magic != IMR_DATA_BUFFER_MAGIC)
{
LOGE("HandlePrepareDecodeBuffer: IMR buffer has wrong magic: 0x%08x", imrBuffer->magic) ;
return OMXDRM_ERROR_HW ;
}
if (imrBuffer->isClear)
{
p->data = imrBuffer->data + buffer->nOffset;
p->size = buffer->nFilledLen;
}
else
{
// Return NALU headers in the clear, use IMRDataBuffer::data for that.
imrBuffer->size = NALU_BUFFER_SIZE;
sec_result_t secres = Drm_WV_ReturnNALUHeaders(
WV_SESSION_ID, imrBuffer->frameStartOffset, buffer->nFilledLen, imrBuffer->data, &(imrBuffer->size));
if (secres == DRM_FAIL_FW_SESSION)
{
LOGW("HandlePrepareDecodeBuffer: Drm_WV_ReturnNALUHeaders failed (DRM_FAIL_FW_SESSION). Session is disabled.");
return OMXDRM_ERROR_NOT_READY;
}
else if (secres != 0)
{
LOGE("HandlePrepareDecodeBuffer: Drm_WV_ReturnNALUHeaders failed. Error = %#x, IMR offset = %u, len = %lu",
secres, imrBuffer->frameStartOffset, buffer->nFilledLen);
return OMXDRM_ERROR_HW;
}
else
{
// Success
p->data = imrBuffer->data;
p->size = imrBuffer->size;
p->flag |= IS_SECURE_DATA;
}
}
return OMXDRM_SUCCESS ;
}
OMX_ERRORTYPE OMXVideoDecoderAVCSecure::PrepareDecodeBuffer(OMX_BUFFERHEADERTYPE *buffer, buffer_retain_t *retain, VideoDecodeBuffer *p) {
OMX_ERRORTYPE ret;
ret = OMXVideoDecoderBase::PrepareDecodeBuffer(buffer, retain, p);
CHECK_RETURN_VALUE("OMXVideoDecoderBase::PrepareDecodeBuffer");
if (buffer->nFilledLen == 0) {
return OMX_ErrorNone;
}
// OMX_BUFFERFLAG_CODECCONFIG is an optional flag
// if flag is set, buffer will only contain codec data.
if (buffer->nFlags & OMX_BUFFERFLAG_CODECCONFIG) {
LOGV("Received AVC codec data.");
return ret;
}
p->flag |= HAS_COMPLETE_FRAME;
if (buffer->nOffset != 0) {
LOGW("buffer offset %d is not zero!!!", buffer->nOffset);
}
IMRDataBuffer *imrBuffer = (IMRDataBuffer *)buffer->pBuffer;
if (imrBuffer->clear) {
p->data = imrBuffer->data + buffer->nOffset;
p->size = buffer->nFilledLen;
} else {
imrBuffer->size = NALU_BUFFER_SIZE;
sec_result_t res = Drm_WV_ReturnNALUHeaders(WV_SESSION_ID, imrBuffer->offset, buffer->nFilledLen, imrBuffer->data, (uint32_t *)&(imrBuffer->size));
if (res == DRM_FAIL_FW_SESSION) {
LOGW("Drm_WV_ReturnNALUHeaders failed. Session is disabled.");
mSessionPaused = true;
ret = OMX_ErrorNotReady;
} else if (res != 0) {
mSessionPaused = false;
LOGE("Drm_WV_ReturnNALUHeaders failed. Error = %#x, IMR offset = %d, len = %d", res, imrBuffer->offset, buffer->nFilledLen);
ret = OMX_ErrorHardware;
} else {
mSessionPaused = false;
p->data = imrBuffer->data;
p->size = imrBuffer->size;
p->flag |= IS_SECURE_DATA;
}
}
//reset IMR size
imrBuffer->size = NALU_BUFFER_SIZE;
return ret;
}
